Sir Patrick Hewes Stewart, is an English film, television and stage actor, and university chancellor. He has had a distinguished career in theatre and television for around half a century. He is most widely known for his television and film roles, such as Captain Jean-Luc Picard in the series Star Trek: The Next Generation (Syndication, 1987-1994), Professor Charles Xavier in the X-Men film series. Stewart is also the voice of Avery Bullock in American Dad on Fox TV.